#include <iostream>
#include <string>
#include <vector>

using namespace std;
vector<int> Add(vector<int> &A, vector<int> &B)
{
    unsigned int i, t = 0;
    vector<int> c;
    for(i = 0; i < A.size() || i < B.size(); i++)
    {
        if(i < A.size()) t += A[i];
        if(i < B.size()) t += B[i];
        c.push_back(t % 10);
        t /= 10;
    }
    if(t) c.push_back(1);
    return c;

}
int main()
{
    int i;
    string a, b;
    vector<int> A, B;


    cin >> a >> b;

    for(i = a.size() - 1; i > 0; i--) A.push_back(a[i] - '0');
    for(i = b.size() - 1; i > 0; i--) B.push_back(b[i] - '0');

    auto c = Add(A, B);

    for(i = c.size() - 1; i > 0; i--) printf("%d", c[i]);

    return 0;
}
